Alcofrolic, Mistella; Op Shop

[Grant Barrett]

On mardi 26 décembre 2000 14:46, Ray Ott <Amcolph at AOL.COM> wrote:
>A circular shape will also work, as in the whispering gallery in the dome of
>St. Paul's

And on certain platforms of the Paris metro, one can sit on a bench and hear
startlingly clear conversation by people sitting on the bench on the other side of the
platform, bounced off the near-half-cylinder ceiling.